Use Gradle dependency verification.

Generated by running:
./gradlew --write-verification-metadata sha256 qa --rerun-tasks

libsignal/service/build.gradle

@@ -3,9 +3,7 @@ apply plugin: 'java-test-fixtures'
 apply plugin: 'com.google.protobuf'
 apply plugin: 'maven-publish'
 apply plugin: 'signing'
-apply plugin: 'witness'
 apply plugin: 'idea'
-apply from: 'witness-verifications.gradle'
 
 sourceCompatibility = 1.8
 archivesBaseName    = "signal-service-java"
@@ -52,10 +50,6 @@ dependencies {
     testFixturesImplementation testLibs.junit.junit
 }
 
-dependencyVerification {
-    configuration = '(runtime|compile)Classpath'
-}
-
 tasks.whenTaskAdded { task ->
     if (task.name.equals("lint")) {
         task.enabled = false

libsignal/service/witness-verifications.gradle

@@ -1,48 +0,0 @@
-// Auto-generated, use ./gradlew calculateChecksums to regenerate
-
-dependencyVerification {
-    verify = [
-
-        ['com.fasterxml.jackson.core:jackson-annotations:2.9.0',
-         '45d32ac61ef8a744b464c54c2b3414be571016dd46bfc2bec226761cf7ae457a'],
-
-        ['com.fasterxml.jackson.core:jackson-core:2.9.9',
-         '3083079be6088db2ed0a0c6ff92204e0aa48fa1de9db5b59c468f35acf882c2c'],
-
-        ['com.fasterxml.jackson.core:jackson-databind:2.9.9.2',
-         'fb262d42ea2de98044b62d393950a5aa050435fec38bbcadf2325cf7dc41b848'],
-
-        ['com.google.protobuf:protobuf-javalite:3.11.4',
-         '8cacea2f7a042dabae295c509dcdbfe32a49aa3708eec6ddb8efd8593aa0b4a3'],
-
-        ['com.googlecode.libphonenumber:libphonenumber:8.12.33',
-         'eb983d0b10104f5f31592dacf691dde6032139e626bd95ec22e1ae949ef1806d'],
-
-        ['com.squareup.okhttp3:okhttp:3.12.13',
-         '508234e024ef7e270ab1a6d5b356f5b98e786511239ca986d684fd1e2cf7bc82'],
-
-        ['com.squareup.okio:okio:2.2.2',
-         'e58c97406a6bb1138893750299ac63c6aa04b38b6b49eae1bfcad1a63ef9ba1b'],
-
-        ['io.reactivex.rxjava3:rxjava:3.0.13',
-         '598abaf71dbc970dd0727e6d5f4f786dc999df5b972cbf261316a32e155b2c69'],
-
-        ['org.jetbrains.kotlin:kotlin-stdlib-common:1.2.60',
-         '09b4375a065cf127abc998c5dcf22b1664c45af42b489499d7a8f4f8ab793fb1'],
-
-        ['org.jetbrains.kotlin:kotlin-stdlib:1.2.60',
-         '6a130298f5171ac52a1e2496f7eae785b6f56416ea3ccb99e4344d04d83ff071'],
-
-        ['org.jetbrains:annotations:13.0',
-         'ace2a10dc8e2d5fd34925ecac03e4988b2c0f851650c94b8cef49ba1bd111478'],
-
-        ['org.reactivestreams:reactive-streams:1.0.3',
-         '1dee0481072d19c929b623e155e14d2f6085dc011529a0a0dbefc84cf571d865'],
-
-        ['org.threeten:threetenbp:1.3.6',
-         'f4c23ffaaed717c3b99c003e0ee02d6d66377fd47d866fec7d971bd8644fc1a7'],
-
-        ['org.whispersystems:signal-client-java:0.11.0',
-         '7bd19ccfbfc9c0f98c80aafc44bedc18706ab2e142e257e91f592bf9cbbd070a'],
-    ]
-}